seamless alloy steel pipe for low temperature service( A335 P9,P12,P15,P11)

ASTM333 seamless steel pipe is for low temperature service.
1. Each pipe shall be subjected to the nondestructive electric test or the hydrostatic test. The type of test.
2. shall be at the option of the manufacturer, unless otherwise
specified in the purchase order.
3. ASTM A335 pipes contains p9 pipes, p11 pipes, p12 pipes, p15 pipes, p22 pipes, p91 pipes, a335 Gr.3, a335 gr4, A335 Gr6, A335 Gr11, A335 Gr7, A335 Gr9, A335 Gr10, A335 Gr11.